Problem Display
PID: 181055 (k7/p2R4/8/1P6/8/N7/K7/8 w - - 0 1)

Burke, R St G

Revue d'Echecs, 1904

k7/p2R4/8/1P6/8/N7/K7/8

#4

4 + 2


6490 yacpdb 2018

SOLUTION


  • SOUND
  • Keys
    • 1.Sc4!
      • 1...Kb8
        • 2.Sd6
          • 2...a5
            • 3.b6
              • threat
                • 4.Rd8#
              • 3...Ka8
                • 4.Rd8#
          • 2...a6
            • 3.b6
              • threat
                • 4.Rd8#
              • 3...Ka8
                • 4.Rd8#
      • 1...a5
        • 2.bxa5 ep
          • 2...Kb8
            • 3.a7+
              • 3...Ka8
                • 4.Sb6#
              • 3...Kc8
                • 4.Sb6#
        • 2.Sd6
          • threat
            • 3.b6
              • threat
                • 4.Rd8#
              • 3...Kb8
                • 4.Rd8#
          • 2...Kb8
            • 3.b6
              • threat
                • 4.Rd8#
              • 3...Ka8
                • 4.Rd8#
        • 2.b6
          • threat
            • 3.Sxa5
              • 3...Kb8
                • 4.Rd8#
            • 3.Sd6
              • threat
                • 4.Rd8#
              • 3...Kb8
                • 4.Rd8#
          • 2...Kb8
            • 3.Sd6
              • threat
                • 4.Rd8#
              • 3...Ka8
                • 4.Rd8#
      • 1...a6
        • 2.bxa6
          • 2...Kb8
            • 3.a7+
              • 3...Ka8
                • 4.Sb6#
              • 3...Kc8
                • 4.Sb6#
        • 2.b6
          • threat
            • 3.Sa5
              • 3...Kb8
                • 4.Rd8#
            • 3.Sd6
              • threat
                • 4.Rd8#
              • 3...Kb8
                • 4.Rd8#
          • 2...Kb8
            • 3.Sd6
              • threat
                • 4.Rd8#
              • 3...Ka8
                • 4.Rd8#

FEATURES


NOT CLASSIFIED


Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) & CSS/Javascript (jQuery, Bootstrap & DataTables).